General Knowledge on General Science

(Click on suggested Options to select the answer \| Color Red means : Wrong & Green Means: Correct)
211. Which one of the following chemicals is used to fuse plant protoplasts in genetic engineering? A. Ethylene B. Polythylene glycol C. Calcium nitrate D. Sodium hydroxide Check Answer \| Discussion 212. Which one of the following matter from the core of transformer? A. Steel B. Soft iron C. Tin D. Aluminium Check Answer \| Discussion 213. Which one of the following can convert the alternating current into direct current ? A. Transformer B. Motor C. Dynamo D. Rectifier Check Answer \| Discussion 214. A cyclotron can accelerate A. ions B. atoms C. neutrons D. gamma rays Check Answer \| Discussion 215. Which of the following cannot be emitted by radioactive substances during their decay? A. Electrons B. protons C. Neutrons D. Helium Check Answer \| Discussion 216. Cryogenic engines find application in A. washing machine B. frost free refrigerator C. rocket technology D. sub-marine propulsion Check Answer \| Discussion 217. A cold soft drink is kept on balance. When the cap is opened, thanthe weight A. increase B. decreases C. first increase then decrease D. remains same Check Answer \| Discussion 218. Who among the following gave the first experimental value of G? A. Cavendish B. BrookTaylor C. Copornicus D. Albert Einstein Check Answer \| Discussion 219. Which one among the following is responsible for the expansion of water in the ocean ? A. Carbon dioxide B. Nitrogen dioxide C. Carbon monoxide D. Sulphur dioxide Check Answer \| Discussion 220. Which of the following is not a greenhouse gas? A. Carbon dioxide B. Methane C. Nitrous oxide D. Argon Check Answer \| Discussion
Check More Pages... « Previous 1 ... 19 20 21 22 23 24 ... 25 29 Next »

Exercise

General Knowledge on General Science

Check More Pages...

Exercise